5-133199433-T-C

Variant names:

• chr5-133199433-T-C
• rs530309295
• NM_015082.2:c.2191A>G

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2 BP4_Moderate

The NM_015082.2(FSTL4):​c.2191A>G​(p.Asn731Asp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000657 in 152,194 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency: Genomes: 𝑓 0.0000066 (0 hom., cov: 32)
• Consequence: FSTL4 NM_015082.2 missense
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.225

Genes affected

FSTL4 (HGNC:21389): (follistatin like 4) Predicted to enable brain-derived neurotrophic factor binding activity and calcium ion binding activity. Predicted to be involved in cell differentiation. Predicted to act upstream of or within negative regulation of brain-derived neurotrophic factor receptor signaling pathway; negative regulation of collateral sprouting; and negative regulation of dendritic spine development. Predicted to be located in extracellular region and secretory granule. [provided by Alliance of Genome Resources, Apr 2022]

ENSG00000248245 (HGNC:):

ACMG classification

Verdict is Uncertain_significance. Variant got 0 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (MetaRNN=0.07766655).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
FSTL4	NM_015082.2	c.2191A>G	p.Asn731Asp	missense_variant	Exon 16 of 16	ENST00000265342.12	NP_055897.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
FSTL4	ENST00000265342.12	c.2191A>G	p.Asn731Asp	missense_variant	Exon 16 of 16	5	NM_015082.2	ENSP00000265342.7
FSTL4	ENST00000509525.5	n.1409A>G		non_coding_transcript_exon_variant	Exon 8 of 8	2
ENSG00000248245	ENST00000509051.1	n.76-8403T>C		intron_variant	Intron 1 of 3	4

Frequencies

GnomAD3 genomes AF: 0.00000657 AC: 1 AN: 152194 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.00

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.00

Gnomad FIN AF: 0.0000941

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.00

Gnomad OTH AF: 0.00

GnomAD4 exome Cov.: 33

GnomAD4 genome AF: 0.00000657 AC: 1 AN: 152194 Hom.: 0 Cov.: 32 AF XY: 0.0000134 AC XY: 1 AN XY: 74354

Gnomad4 AFR AF: 0.00

Gnomad4 AMR AF: 0.00

Gnomad4 ASJ AF: 0.00

Gnomad4 EAS AF: 0.00

Gnomad4 SAS AF: 0.00

Gnomad4 FIN AF: 0.0000941

Gnomad4 NFE AF: 0.00

Gnomad4 OTH AF: 0.00

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.086
BayesDel_addAF	Benign	-0.38	T
BayesDel_noAF	Benign	-0.78
CADD	Benign	0.27
DANN	Benign	0.83
DEOGEN2	Benign	0.24	T;.
Eigen	Benign	-1.3
Eigen_PC	Benign	-1.4
FATHMM_MKL	Benign	0.065	N
LIST_S2	Benign	0.61	T;T
M_CAP	Benign	0.0056	T
MetaRNN	Benign	0.078	T;T
MetaSVM	Benign	-0.99	T
MutationAssessor	Benign	1.5	L;.
PrimateAI	Benign	0.26	T
PROVEAN	Uncertain	-2.5	D;.
REVEL	Benign	0.0080
Sift	Benign	0.13	T;.
Sift4G	Benign	0.17	T;T
Polyphen		0.0	B;.
Vest4		0.022
MutPred		0.37		Gain of glycosylation at S732 (P = 0.1358);.;
MVP		0.35
MPC		0.26
ClinPred		0.053	T
GERP RS		-4.2
Varity_R		0.12
gMVP		0.34

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.0		Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Other links and lift over

dbSNP: rs530309295; hg19: chr5-132535125;